n | a(n) |
---|---|
1 | 2 |
2 | 14 |
3 | 47 |
4 | 155 |
5 | 835 |
6 | 2263 |
7 | 10827 |
8 | 38938 |
9 | 157178 |
10 | 654028 |
11 | 2607334 |
12 | 10482745 |
13 | 41930639 |
14 | 169374587 |
15 | 686689100 |
16 | 2793219587 |
17 | 11244612740 |
18 | 45359859580 |
19 | 183328706973 |
20 | 742423862981 |
21 | 3008747408411 |
22 | 12158966386525 |
23 | 49114866456717 |
[2,14,47,155,835,2263,10827,38938,157178,654028, 2607334,10482745,41930639,169374587,686689100, 2793219587,11244612740,45359859580,183328706973, 742423862981,3008747408411,12158966386525, 49114866456717] |